High severity8.3NVD Advisory· Published Feb 22, 2024· Updated Jun 17, 2026

CVE-2024-0220

Description

B&R Automation Studio Upgrade Service and B&R Technology Guarding use insufficient cryptography for communication to the upgrade and the licensing servers. A network-based attacker could exploit the vulnerability to execute arbitrary code on the products or sniff sensitive data.

Affected products

B&R Industrial Automation/Automation Studio2 versions
cpe:2.3:a:br-automation:automation_studio:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:br-automation:automation_studio:*:*:*:*:*:*:*:*range: <4.6
- (no CPE)range: 4.0
B&R Industrial Automation/Technology Guarding3 versions
cpe:2.3:a:br-automation:technology_guarding:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:br-automation:technology_guarding:*:*:*:*:*:*:*:*range: <1.4.0
- (no CPE)
- (no CPE)range: 1.0.0
B&R Industrial Automation/Automation Studio Upgrade Servicellm-fuzzy

Patches

Vulnerability mechanics

References

www.br-automation.com/fileadmin/SA23P019_Automation_Studio_Upgrade_Service_uses_insufficient_encryption.pdf-1b3b181c.pdfnvdVendor Advisory

News mentions

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